Siemens' scope of supply includes: train control and diagnosis system, traction inverter, auxiliary inverter, brake resistor, HV box and Pantograph, as well as traction motor and gear box.

西门子负责的部分包括：列车控制及诊断系统、牵引逆变器、辅助逆变器、制动电阻、高压箱及受电弓，以及牵引电动机和齿轮箱。

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The overall design for the hydraulic top drive, discussed how to choice the motor, pump, and the design and layout of the gear box, the brake energy recovery and so on.

对液压顶驱进行了总体设计，讨论了马达、泵等的选择，减速箱的设计方案与布局，刹车制动能量回收等。

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Lightweight aluminum frame, fixed armrests, fixed foot care, solid front, pneumatic rear wheel plastic wheel box, even after the hand brake.

铝合金轻型车架，固定扶手，固定脚托，实心前轮，塑料轮框充气后轮，后把手连刹车。

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Based on the black box data, NHTSA investigators found that the brake was not engaged and the throttle was wide open, according to a person familiar with the matter.

WSJ: Crash Data Suggest Driver Error in Toyota Accidents